waterhole
Значение (Английский)
- A depression in which water collects, especially one where wild animals come to drink.
- (informal) A watering hole; a place where people meet to drink and talk.
- A part of the electromagnetic spectrum, between the regions where hydrogen and hydroxyl radiate, that is relatively quiet in terms of radio astronomy.
Синонимы
Переводы
Частота
Этимология (Английский)
* water + hole. * (astronomy): Coined by Bernard Oliver in 1971, in allusion to the idea that this part of the spectrum would be that used by extraterrestrial intelligence to communicate.
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